The register
The register lists Quatra UK Ltd in Greenford as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Quatra UK Ltd, number 12608794, incorporated 2020: 6 years of filings behind the name. Registered office: Unit 5 Sergro Park Perivale Horsenden Lane South, Perivale, Greenford, UB6 7RL, UB6 7RL. Its filed activity puts it in food and drink manufacturing.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.